Programming languages, scripts, markups
- C#, VB.NET, C++
- Microsoft .NET: Windows Forms, MVC, MVVM, MVP, WCF, WPF, ASP.NET
- SQL, T-SQL, PL/SQL
- Web: HTML, CSS, JavaScript, Ajax, XML, XSD, XSLT
- Java, PHP (not specialized in)
Database
- Microsoft SQL Server + Express + LocalDB
- SQLite, MySQL, Access
- SQL Server Integration Services
- Reporting Services
- Crystal Reports
Technologies and frameworks
- Entity Framework, Linq to SQL
- Controls: Infragistics, Telerik, DevExpress
- InstallShield
- Jquery, Angular.js
- IIS, Apache
- VBScript
Project: Yokogawa Global Engineering Tool

- Microsoft .Net Framework 3.5
- VB.Net
- ADO.Net (Database handling)
- MS SQL Server
- MS Access
- Regular Expression (Input validation)
- Design Patterns (Wikipedia.org)
- ASP.NET (Website)
- OLE Interface (Interface for CS3000)
- WPF <-> Xaml <-> Centum VP
Project: Localizer for VS.NET Projects

- Microsoft .Net Framework 4.0
- C#
- Entity Framework
- ADO.Net (Database handling)
- MS SQL Server
- LINQ
- Regular Expression
- Design Patterns (Wikipedia.org)
Project: Imobmanager Software

- Framework MVC Codeigniter
- PHP
- Smarty Template
- MySQL
- Jquery JavaScript
- Memcache
- Multiupload file
- PHPExcel export to CSV
- DomPdf export to PDF
- Payment integration
- MySQL stored procedures
- Cronjobs
Project: Titirez

- Zend Framework
- PHP
- MySQL
- MySQL stored procedures
- Jquery JavaScript
- Memcache
- Cronjobs
Project: iSpider
- Microsoft .NET Framework 3.5 techologies (C#.NET, WCF)
- MySQL
- ReGex